pro-substitution

substitute

[suhb-sti-toot, -tyoot]
noun
1.
a person or thing acting or serving in place of another.
2.
(formerly) a person who, for payment, served in an army or navy in the place of a conscript.
3.
Grammar. a word that functions as a replacement for any member of a class of words or constructions, as do in He doesn't know but I do.
verb (used with object), substituted, substituting.
4.
to put (a person or thing) in the place of another.
5.
to take the place of; replace.
6.
Chemistry. to replace (one or more elements or groups in a compound) by other elements or groups.
verb (used without object), substituted, substituting.
7.
to act as a substitute.
adjective
8.
of or pertaining to a substitute or substitutes.
9.
composed of substitutes.

Origin:
1350–1400; Middle English < Latin substitūtus (past participle of substituere to put in place of), equivalent to sub- sub- + -stitū-, combining form of statū-, past participle stem of statuere (see substituent) + -tus past participle suffix

substitutable, adjective
substitutability, noun
substituter, noun
substitutingly, adverb
substitution, noun
substitutional, substitutionary [suhb-sti-too-shuh-ner-ee, -tyoo-] , adjective
substitutionally, adverb
intersubstitutability, noun
intersubstitutable, adjective
intersubstitution, noun
nonsubstituted, adjective
nonsubstitution, noun
nonsubstitutional, adjective
nonsubstitutionally, adverb
nonsubstitutionary, adjective
presubstitute, verb (used with object), presubstituted, presubstituting.
presubstitution, noun
prosubstitution, adjective
unsubstituted, adjective


1. alternative, replacement, equivalent.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
substitute (ˈsʌbstɪˌtjuːt)
 
vb
1.  (often foll by for) to serve or cause to serve in place of another person or thing
2.  chem to replace (an atom or group in a molecule) with (another atom or group)
3.  logic, maths to replace (one expression) by (another) in the context of a third, as replacing x + y for x in 3x = k gives 3x + 3y = k
 
n
4.  a.  a person or thing that serves in place of another, such as a player in a game who takes the place of an injured colleague
 b.  Often shortened to: sub (as modifier): a substitute goalkeeper
5.  grammar another name for pro-form
6.  (Canadian) another name for supply teacher
7.  nautical another word for repeater
8.  (formerly) a person paid to replace another due for military service
 
[C16: from Latin substituere, from sub- in place of + statuere to set up]
 
usage  Substitute is sometimes wrongly used where replace is meant: he replaced (not substituted) the worn tyre with a new one
 
substi'tutable
 
adj
 
substituta'bility
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

substitute
1530s in transitive sense, 1888 as intransitive, from L. substitutus, pp. of substituere (see substitution). Related: Substituted; substituting. The noun is first attested c.1400; sports sense is from 1849.
Online Etymology Dictionary, © 2010 Douglas Harper
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